fig4
From: Challenges and progress of chemical modification in piezoelectric composites and their applications
![Challenges and progress of chemical modification in piezoelectric composites and their applications](https://image.oaes.cc/070d0fcb-dcef-471e-9790-390f913bc388/5605.fig.4.jpg)
Figure 4. Outline of the technical content of chemical modified piezoelectric composites.
Figure 4. Outline of the technical content of chemical modified piezoelectric composites.
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